🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.33

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.8 AU - 1.28 AU

Year: 484 Days

Day: 26.4 Hours

Environment

Temp: -85 °C

Axial Tilt: 41.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.38 AU - 1.52 AU

Year: 797 Days

Day: 25.3 Hours

Environment

Temp: -107 °C

Axial Tilt: 9.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.12 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 561.1

Radius: 14.2

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.18 AU - 3.4 AU

Year: 2128 Days

Day: 12.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 29,986,104 km

• M1: 177,273 km (0.101 R)
• M2: 926,460 km (0.118 R)
• M3: 1,433,447 km (0.104 R)
• M4: 1,913,806 km (0.112 R)
• M5: 2,373,669 km (0.094 R)
• M6: 3,042,821 km (0.101 R)
• M7: 4,398,626 km (0.112 R)
• M8: 5,190,897 km (0.111 R)
• M9: 5,715,536 km (0.108 R)
• M10: 6,453,203 km (0.088 R)
• M11: 7,563,220 km (0.116 R)
• M12: 8,119,275 km (0.117 R)
• M13: 10,336,614 km (0.099 R)
• M14: 11,700,199 km (0.108 R)
• M15: 14,873,020 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.7

Radius: 12.3

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 4.54 AU - 7.22 AU

Year: 6510 Days

Day: 9.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 29,986,104 km

• M1: 153,039 km (0.104 R)
• M2: 872,455 km (0.111 R)
• M3: 1,270,984 km (0.1 R)
• M4: 1,728,304 km (0.099 R)
• M5: 3,083,960 km (0.096 R)
• M6: 3,476,505 km (0.099 R)
• M7: 4,389,052 km (0.063 R)
• M8: 4,998,514 km (0.106 R)
• M9: 5,633,557 km (0.097 R)
• M10: 6,619,107 km (0.094 R)
• M11: 10,000,468 km (0.117 R)
• M12: 11,986,679 km (0.06 R)
• M13: 12,444,299 km (0.114 R)
• M14: 15,321,515 km (0.082 R)
• M15: 17,556,208 km (0.12 R)
• M16: 22,355,906 km (0.04 R)
• M17: 23,679,997 km (0.106 R)
• M18: 24,973,270 km (0.049 R)
• M19: 27,261,669 km (0.099 R)
• M20: 31,094,217 km (0.076 R)
• M21: 32,154,417 km (0.041 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 39

Radius: 5

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 9.81 AU - 15.65 AU

Year: 20737 Days

Day: 18 Hours

Environment

Temp: -203 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 29,986,104 km

• M1: 62,831 km (0.112 R)
• M2: 248,632 km (0.057 R)
• M3: 558,299 km (0.069 R)
• M4: 733,179 km (0.098 R)
• M5: 2,716,997 km (0.112 R)
• M6: 4,318,442 km (0.108 R)
• M7: 5,261,208 km (0.087 R)
• M8: 7,906,547 km (0.072 R)
• M9: 9,554,517 km (0.073 R)
• M10: 11,943,894 km (0.093 R)
• M11: 13,776,767 km (0.075 R)
• M12: 17,110,556 km (0.116 R)
• M13: 24,054,141 km (0.107 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 434 - 19,729 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit